main
黄海 2 years ago
parent 3b645965d7
commit fb01e15e33

@ -1,45 +0,0 @@
#include <bits/stdc++.h>
using namespace std;
int nums[60];
void process(int n) {
int a = 0, b = -1;
for (int i = 0; i < n; i++) {
if (nums[i] == 1)
a++;
else
b += nums[i] + 1;
}
if (a == 0 && b > 0) {
if (b % 2)
puts("YES");
else
puts("NO");
}
if (a > 0 && b > 2) {
if (a % 2 || b % 2)
puts("YES");
else
puts("NO");
}
if (a > 0 && b <= 2) {
if (a % 3)
puts("YES");
else
puts("NO");
}
}
int main() {
int t, n;
cin >> t;
while (t--) {
memset(nums, 0, sizeof(nums));
cin >> n;
for (int i = 0; i < n; i++)
cin >> nums[i];
process(n);
}
return 0;
}
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